@Book{borodin98comp,
      author = "A.Borodin and R.El-Yaniv",
      title = "Online Computation and Competitive Analysis",
      publisher = {Cambridge University Press, Cambridge, United Kingdom},      
      year = "1998"
}

@Book{fiat98online,
      author = "A.Fiat and G.J.Woeginger",
      title = "Online Algorithms: The state of art 
               (Lecture Notes in Computer Science)",
      publisher = {Springer-Verlag Berlin and Heidelberg GmbH \& Co. K},
      year = "1998"
}

